Question: If, in a random sample of 400 items, 88 are defective, what is the sample proportion of defective items?

If, in a random sample of 400 items, 88 are defective, what is the sample proportion of defective items?

Step by Step Solution

★★★★★

3.34 Rating (160 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

p 02... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Document Format (1 attachment)

Word file Icon

772-M-S-H-T (5013).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

Q:

In Problems 9.52 and 9.53, suppose you are testing the null hypothesis H 0 : = 0.20 against the two-tail alternative hypothesis H 1 : = 0.20 and you choose the level of significance = 0.05. What...

Q:

In Problem 9.52, if the null hypothesis is that 20% of the items in the population are defective, what is the value of ZSTAT? In problem If, in a random sample of 400 items, 88 are defective, what is...

Q:

In Problems 9.52 and 9.53, suppose you are testing the null H0: = 0.20 hypothesis against the two-tail alternative hypothesis H1: 0.20 and you choose the level of significance = 0.05. What is...

Q:

A manufacture believes 20% of items are defective. In a random sample of 400 items, 88 are defective. At a significance of alpha = .05, does the sample support or refute the manufacture's belief?...

Q:

If, in a random sample of 400 items, 88 are defective, what is the sample proportion of defective items?

Q:

In a random sample of 400 items, 76 are defective. If the null hypothesis is that 18% of the items in the population are defective, what is the value of ZSTAT? CD ZSTAT=(Round to two decimal places...

Q:

In a random sample of 400 items, 76 are defective. If the nuli hypothesis is that 18% of the items in the population are defective, what is the value of ZSTAT? G ZSTAT-(Round to two decimal places as...

Q:

In a random sample of 400 items, 74 are defective. If the null hypothesis is that 13% of the items in the population aredefective, what is the value of ZSTAT

Q:

1 Answer saved Marked out of 1.00 Flag question Question text A hypothesis test has a test statistic which follows a tdistribution with 14 degrees of freedom. It is a twotailed test. The value of the...

Q:

In Problems 9.52 and 9.53, suppose you are testing the null hypothesis H0: p = 0.20 against the two-tail alternative hypothesis H1: p 0.20 and you choose the level of significance a = 0.05. What is...

Q:

Construct the sampling distribution of the sample proportion of heads obtained in the experiment of flipping a balanced coin: a. Once. (The possible sample proportion values are 0, if the flip is a...

Q:

Harolds Roof Repair has provided the following data concerning its costs: For example, wages and salaries should be $21,380 plus $15.80 per repair-hour. The company expected to work 2,500...

Q:

Create a class SodaSurvey that implements SodaSurveyInterface.java. The SodaSurvey class will contain and process a 2 D int array with rows corresponding to people and columns corresponding to sodas,...

Q:

Sketch the graph of an example of a function f that satisfies all of the given conditions. lim xl02 f sxd 2, lim xl01 f sxd 0, lim xl42 f sxd 3, lim xl41 f sxd 0, f s0d 2, f s4d 1

Q:

According to Chebyshevs theorem, at least how much area is there under the standard normal distribution between z = -2 and z = +2? What is the actual area under the standard normal distribution...

Q:

The middle 60% of a normally distributed population lies between what two standard scores?

Q:

Find the following areas under the standard normal curve. a. To the right of z = - 0.47 P(z > - 0.47) b. To the right of z = - 1.01 P(z > -1.01) c. To the right of z = - 3.39 P(z > -3.39)

Q:

A . Answer following questions as True or False. ( T ) ( F ) Martensite has an FCC crystal structure ( T ) ( F ) Hume Rothery rules are used to explain the creation phenomena of new dislocations ( T...

Q:

Suppose the U.S. can produce 4 tons of food or 3 yards of cloth, while Mexico could produce 12 tons of food per hour and 6 yards of cloth per hour. Assuming constant opportunity costs, it is likely...

Q:

In P/ E ratio valuation model, the target P/E ratio of a stock will be higher if a) earnings growth rate is higher b) discount rate is higher c) beta is higher d) ROE is lower