Mathematics, 25.04.2020 00:47 Adailson8890

A university dean of students wishes to estimate the average number of hours students spend doing homework per week. the standard deviation from a previous study is 6.2 hours. how large a sample must be selected if he wants to be 99% confident of finding whether the true mean differs from the sample mean by 1.5 hours.

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 20.06.2019 18:04

How do you find the area of this triangle.

Answers: 2

Answer

Mathematics, 21.06.2019 14:30

What is the value of x? enter your answer in the box. (cm)

Answers: 1

Answer

Mathematics, 21.06.2019 15:30

Which expressions are equivalent to -6 + 3m

Answers: 1

Answer

Mathematics, 21.06.2019 19:30

Asap! i'm not good math and i'm lost.

Answers: 2

Answer

You know the right answer?

A university dean of students wishes to estimate the average number of hours students spend doing ho...

Questions

History, 18.07.2019 15:30

Which statement describes a key difference between the american revolution and the mexican revolution a. the mexican revolution was led by wealthy lan...

Mathematics, 18.07.2019 15:30

Plx ! need this asap! thx one of the same side angles of two parallel lines is 20° smaller than the other one. find all angles....

Biology, 18.07.2019 15:30

In sexual reproduction, sex cells are formed through the process of meiosis. the sex cells contain a. double the amount of genetic information b. hal...

Spanish, 18.07.2019 15:30

Claudia y maría de méxico. a. son c. es b. somos d. soy...

English, 18.07.2019 15:30

What statement best summarizes the central idea if this paragraph a . it is difficult to identify to identify ebola in dead specimens b . performing...

Mathematics, 18.07.2019 15:30

Skyler goes to a school which has 1000 students in it. she asks 40 random students whether they like the new 8.30am start to the day. 30 of them say "...

English, 18.07.2019 15:30

Why is pacing important in a text? a. it develop ideas and mood at the appropriate speed. b. it is necessary in creating believable character archet...

Mathematics, 18.07.2019 15:30

24. which of the following trigonometric expressions is not equivalent? answers are sin θ/cos θ (csc θ cos θ)/cos^2 θ sec θ/sin θ cos^2 θ 1/cot θ...

English, 18.07.2019 15:30

The mountain is high, the sea is deep, the strife of kinds, makes all men weep, into the world and bring ye back the prize of peace. which best identi...

English, 18.07.2019 15:30

Wanting to be around others at work is part if a. social surroundings b. physical surroundings c. mental surroundings d. internal surroundings...

Geography, 18.07.2019 15:30

Slum areas called shantytowns occur in major african cities, housing over percent of urban populations. a. some; 40 b. nearly all; 60 c. all; 70...

Physics, 18.07.2019 15:30

True or false when the magnitude of the current through a resistor increases, the power consumed by the resistor increases. explain why if you can....

Mathematics, 18.07.2019 15:30

7a: let f(x) = 4x. the graph of f(x) is transformed into the graph g(x) by a vertical stretch of 2 units and a translation of 5 units right. what is...

Advanced Placement (AP), 18.07.2019 15:30

Although the atrocities against african americans were well known, why was so little done to prevent them?...

Physics, 18.07.2019 15:30

How much greater is the resistivity of lead to copper? 12 times 1.2 times 0.80 times 0.080 times...

Biology, 18.07.2019 15:30

1. what are the functions of the following organelles? a. lysosomes b. cell membrane c. mitochondria d. ribosomes e. chloroplasts f. nucleus g. vacuo...

Mathematics, 18.07.2019 15:30

There are 20 children in the cast of a class play, and 8 of the children are boys. of the boys, 4 have a speaking part in the play, and of the girls,...

Social Studies, 18.07.2019 15:30

1. what was john cabot looking for on his journey?...

History, 18.07.2019 15:30

How did the domestication of corn change the love of the early americans...

Health, 18.07.2019 15:30

The order in which food passes through the digestive system is a. mouth, esophagus, stomach, small intestine, large intestine. b. mouth, stomach, esop...

More questions: Mathematics Another questions