Given a normal distribution with = 50 and = 5, if you select a sample

Question:

Given a normal distribution with μ = 50 and σ = 5, if you select a sample of n = 100, what is the probability that X̅ is

a. Less than 47?

b. Between 47 and 49.5?

c. Above 51.1?

d. There is a 35% chance that X̅ is above what value?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Business Statistics A First Course

ISBN: 9780135177785

8th Edition

Authors: David M. Levine, Kathryn A. Szabat, David F. Stephan

See More Books

Question Posted: Feb 17, 2023 01:17 AM

See More Questions

What is the probability that there are exactly two girls in a family with four children? Assume that girls and boys are equally likely.
What is the probability that the selected person responded or is in the 18-21 age bracket? Age 18-21 22-29 255 20 30-39 40-49 136 16 50-5960 and over Responded 73 245 138 202 Refused 27 49
What is the probability that the selected person refused to respond or is over 59 years of age? Age 18-21 22-29 255 20 30-39 40-49 136 16 50-5960 and over Responded 73 245 138 202 Refused 27 49
The current auditor of CTT Company Limited (CTT), the largest property management group in Hong Kong, will resign after the nancial statements audit for the year ended 31 December 2021. Tony, a...
A galvanometer with a full-scale sensitivity of 2000 A has a coil resistance of 100-. It is to be used in an ammeter with a full-scale reading of 30 A. (a) Should you use (1) a shunt resistor, (2) a...
A breach that relates to a fundamental term of the contract is called a breach. a. Partial b. Important c. Total d. Substantial e. Bench
List and discuss the major information security and privacy threats to organizations.
The following list of accounts is taken from the adjusted trial balance of Goforth Company. Accounts Payable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $45,000...
Frankie has a very busy lunch counter. On Tuesday, they sold 190 meals and brought in revenue of $2,644. The vegetarian curry rice costs $7.00 and the Chicken Marsala costs $12.00. If the augmented...
1. Anheuser-Busch (A-B), which has been described as an American icon, is now under the ownership of a company based in Belgium. Responding to reports that some consumers planned to boycott Budweiser...
For each of the following three populations, indicate what the sampling distribution for samples of 25 would consist of: a. Customer receipts for a supermarket for a year. b. Insurance payouts in a...
Given a normal distribution with = 100 and = 10, if you select a sample of n = 25, what is the probability that X is a. Less than 95? b. Between 95 and 97.5? c. Above 102.2? d. There is a 65%...
Consider the B+ tree shown in Figure 10.11. 1. Identify a list of five data entries such that: (a) Inserting the entries in the order shown and then deleting them in the opposite order (e.g., insert...
What is an exculpatory contract, and when is one held to be enforceable?
Joe, Megan, and Santana are salespeople. Their sales manager has 18 accounts and must assign six accounts to each of them. In how many ways can this be done?
State the contrapositive and converse. If $m$ and $n$ are odd integers, then $m n$ is odd.
Set out the accounting equation which represents the position after a change has occurred.
In a recent study, the Centers for Disease Control reported that diastolic blood pressures (in $\mathrm{mmHg}$ ) of adult women in the United States are approximately normally distributed with mean...
Why does a foreign security with a high expected domestic return relative to what an investor could earn in his or her home country not necessarily have a high expected foreign return for that...
The bookkeeper for Riley, Inc., made the following errors: a. A cash purchase of supplies of $357 was recorded as a debit to Supplies for $375 and a credit to Cash of $375. b. A cash sale of $3,154...
In Problems 9.18 and 9.19, what are the critical values of t if the level of significance, a, is 0.05 and the alternative hypothesis, H 1 , is 50?
If, in a sample of n = 160 selected from a left- skewed population, X-bar = 65, and S = 21, would you use the t test to test the null hypothesis H0 : = 60? Discuss.
You are the manager of a restaurant for a fast-food franchise. Last month, the mean waiting time at the drive- through window for branches in your geographic region, as measured from the time a...
C. Suppose the E- and B-fields of an electromagnetic plane wave traveling in free space are given by the following expressions, where the vectors E, and B. are real constants. (1)(,t) = exp[i(k wt)]...
3 A 150.0-kg crate rests in the bed of a truck that slows from 46.0 km/h to a stop in 12.0 s. The coefficient of static friction between the crate and the truck bed is 0.635. 1) What is the magnitude...
Athens Gas Station has figured out the weekly demand distribution for their gas sales. Each gallon of gas sold at the pump results in a profit of 10 cents/gallon and any lost sales results in a cost...

Given a normal distribution with = 50 and = 5, if you select a sample

Question:

Step by Step Answer:

PHStat output a P X 47 PZ 600 virtually zero b P47 X 495 P 600 Z 100 01587 000 01587 c P X ...View the full answer

Business Statistics A First Course

Students also viewed these Business questions