Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

Join now to get your problems solved with ease. Register with Email. Feel free to WhatsApp all issues on 8294600829.

Create an account

Question

A random sample of 8 cigarette of a certain brand has an average nicotine content of 4.2 milligrams and a standard deviation of 1.4 milligrams. Is this in line with the manufacturer’s claim that the average nicotine content does not ...

solved
0

Mathematics
2 months
1 Answer
57 views
0
Question

Question

“A large order of 10,000 batteries are ordered by a retail shop. How many of these batteries would the retail expect to last between 19000 and 21000 hours?”
mean=20000 standard deviation=1000

solved
0

Mathematics
2 months
1 Answer
91 views
0
Question

According to Harper’s Index, 55% of all federal inmates are serving time for drug dealing. A random sample of 15 federal inmates is selected.
(a) What is the probability that 8 or more are ...

0

Mathematics
richardclark@me.com
2 months
0 Answers
45 views
0
Question

“A large order of 10,000 batteries are ordered by a retail shop. How many of these batteries would the retail expect to last between 19000 and 21000 hours?”
mean=20000 standard deviation=1000

solved
0

Mathematics
grace.mattler
2 months
1 Answer
33 views
0
Question

“A large order of 10,000 batteries are ordered by a retail shop. How many of these batteries would the retail expect to last between 19000 and 21000 hours?”
mean=20000 standard deviation=1000

solved
0

Mathematics
grace.mattler
2 months
1 Answer
31 views
0
Question

Question

Question

Question

im having trouble solving my statistics homework and i need help fast.

0

Mathematics
jtzeller
3 months
0 Answers
63 views
0
Question

Question

Question

The time taken to assemble a particular item by an average worker follows a normal distribution with a mean time of 41.9 seconds and a standard deviation of 2.1 seconds.
a. Sketch the assembly time distribution. Label ...

0

Mathematics
allygonzalez608
5 months
0 Answers
42 views
0
Question

Question

From a sample with
nequals=3636,
the mean duration of a geyser’s ...

0

Mathematics
austingalvan
6 months
0 Answers
119 views
0
Question

From a sample with
nequals=3636,
the mean duration of a geyser’s ...

0

Mathematics
austingalvan
6 months
0 Answers
146 views
0
Question

Let X1, X2, . . . , Xi , . . . be a sequence of iid continuous random variables with pdf
f(x|θ), 0 < x < θ. Prove that the sample maximum X(n) is a consistent estimator of parameter ...

0

Mathematics
nt2018
7 months
0 Answers
137 views
0
Question

There are two filling machines operating in a production unit filling syrup In bottles. Two samples each of size 36 filled bottles gave the following data: Which of the two machines is more stable in performance?
Machine Mean content Standard ...

0

Mathematics
smohmmad
7 months
0 Answers
136 views
0
Question

Question

A certain ball is dropped to the ground rebounds to 4/5th of the height from which it falls. It is dropped from a height of 1000 metres. Find the total distance it travels before finally coming to rest.

solved
0

SSC & Banking
Garima Gupta
8 months
1 Answer
93 views
1
Question

A is 30% more efficient than B. B works for 12 days, and the remaining work is completed by A alone in 30 days. In how many days will B, working alone, complete half the total work?

solved
0

Quantitative Ability
Payal Patidar
2 years
1 Answer
295 views
1
Question

A+B can complete the work in 40% less time than C while B+C can complete the same work in 60%less time than A .If they work together can complete the whole work in 20 days ,then in how many days ...

solved
0

SSC & Banking
Anjali Gupta
11 months
1 Answer
225 views
1
Question

Let N be the sum of all the real solution of the equation given below. If N = (a^b -a)/c , where a, b and c are positive integers and a and c are co-prime, then what is the value ...

solved
0

Mathematics
11 months
1 Answer
160 views
1
Question

In an elementary school, it was claimed that Mrs. SMith’s students did substantially better than the rest of the school on a particular exam. The school had an average exam score of 79.23 while Mrs. Smith’s 23 students had an ...

0

Data Interpretation
jillian.sanders@hardin.kyschools.us
11 months
0 Answers
173 views
1
Question

Question

Question

Question

For the following problems, choose and perform the appropriate statistical test. For your answer, you should provide a null and alternative hypothesis, the statistic you calculated, your comparison and what number you compared it to, the decision this comparison prompted, ...

1

Other
Need help
1 year
0 Answers
632 views
1
Strength of Material – Chapter 9

Continue readingStrength of Material – Chapter 8

Continue readingMost of you would have started this new year with a commitment to stay fit. Well, we all know that fitness is the most common new year resolution but the commitment to stay fit turns down to failure, waiting to get ...

Continue readingStrength of Material – Chapter 7

Continue readingStrength of Material – Chapter 6

Continue reading“Outside of a dog, a book is a man’s best friend. Inside of a dog, it’s too dark to read.”– Groucho Marx These lines portray the perfect picture of the two – a book and a dog. They blend together to ...

Continue readingAfter a long wait of 364 days, it’s 2019, standing at your doorstep. Most of us have already started celebrating it and the bash will go on till the next few days. Each one of us had immense ...

Continue readingStrength of Material – Chapter 5

Continue readingStrength of Material – Chapter 4 ...

Continue reading
Utkarsh Gupta
December 21 , 2018
Biology , Chemistry , Engineering , JEE Mocks , Mini Mock Test , NEET , Physics , Quiz , Science
0 Comments
154 views

IIT JEE Mock Test by KFDN “IIT JEE” Mock Test is brought to you by Kailasha Foundation- Fun & Learn Portal to help you boost yourself for JEE, and other engineering entrance exams with our specially tailored ...

Continue readingerror:

## Help! Statistical question that I am stuck on using normal distribution

## How many sample can be drawn if samples of size n=3 without replacement from this population

## Find the unknown mark angles or arcs (x and y) in each figure

## Ratio of angular momentum of a disc

## Tension in the rope at section A

## hybridization of NH2

## Convert Ethene to Divinyl ether

## Statistics

## Nitration Question – IIT JEE 2007

## Co-ordinate bond