The mean of a set of 7 numbers is 13. what is the sum of, Ask an Expert

Statistics

a) The mean price of 5 items is $7.00. The prices of the first four items are $6.50, $8.00, $5.50 and $6.00. How much does the fifth item cost?

b) The range of a set of numbers is 1,362. The greatest number is 2,172. What is the least number?

c) The mean of a set of 7 numbers is 13. What is the sum of the numbers?

d) Find the mode of the following test scores: 89, 78, 91, 82, 75, 89, 84, 95, 89, 93

e) The mean of a set of data is 174.25 and the sum of the data is 1,394. How many numbers are in the set?

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9353860

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

A local postal carrier distributes first-class letters

A local postal carrier distributes first-class letters, advertisements, and magazines. For a certain day, she distributed the following number for each type of item. Delivered to First Class Letters Ads Magazines Home ...

A study if the impact of stress on the amount of

A study if the impact of stress on the amount of beta-endorphins released in the blood was reported. Researchers took beta-endorphin levels for 19 patients 12 hours before surgery and again 10 minutes before surgery. If ...

What is the maximum dollar amount that you would be willing

What is the maximum dollar amount that you would be willing to pay for an investment that pays $10,000 every second year forever if the 1st payment occurs four years from today (the 2nd payment will occur in six years et ...

Letnbspnmnbspv denote the normal random variable with

Let N ( m , v ) denote the normal random variable with mean m and variance v . (a) If X is a Standard Normal variable, what is the distribution of the random variable 4 X - 1? (b) If X ~ N (3,1) and Y ~ ...

In a club with 9 male and 10 female members a 4-member

In a club with 9 male and 10 female? members, a 4?-member committee will be randomly chosen. Find the probability that the committee contains at least 3 women.

Suppose that systolic blood pressure for 35- to

Suppose that systolic blood pressure for 35- to 44-year-olds is normally distributed with mean 125 in mm Hg and standard deviation 10 in mm Hg. What proportion of individuals will have a blood pressure reading between 12 ...

A particular manufacturing process is known to produce 03

A particular manufacturing process is known to produce 0.3 proportion defective items. Suppose that a sample of 10 items produced by this process are selected at random. (a) The probability that the sample will contain e ...

Rework problem 3 from section 43 of your text involving the

Rework problem 3 from section 4.3 of your text, involving the expected value of a given probability density function. Use the density function shown below instead of the one in your text. Value of X: ; Probability: 1 1/2 ...

Assessment task data analysis assignmentquestion 1

Assessment Task: Data Analysis Assignment QUESTION 1. Single-factor experiments Use Minitab for this question. The data in Q1 tab of 60902_AssessmentTask3Data_Spring2018.xlsx records blood cholesterol levels of twenty-ei ...

1 coal is carried from a mine in west virginia to a power

1. Coal is carried from a mine in West Virginia to a power plant in New York in hopper cars on a long train. The automatic hopper car loader is set to put 89 tons of coal into each car. The actual weights of coal loaded ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert