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The scores for math test #3 were normally distributed. If 15 students had a mean score of 74.8% and a standard deviation of 7.57, how many students scored above an 85%?
asked
Feb 22, 2021
Mathematics
college
1
answer
5
votes
117k
views
of elements in the same group, those at the bottom of the periodic table have low ionization energies because _______
asked
Oct 23, 2020
Physics
middle-school
1
answer
5
votes
13.1k
views
What is the measurement of P? Please show how you figured it out. 72 78 70 76
asked
Sep 16, 2020
Mathematics
middle-school
1
answer
5
votes
102k
views
Solve this equation -4x = -60 x =
asked
Jul 20, 2020
Mathematics
middle-school
1
answer
2
votes
121k
views
You work at a grocery store. Last week, you sold 213 potatoes to customers and lost 6 potatoes due to expiration. The store paid $0.47 per potato and sold each potato for &0.88. What profit did the store
asked
Feb 15, 2020
Mathematics
middle-school
1
answer
4
votes
214k
views
Trusted Car Rental Company charges a fee of $20 per day, plus $0.20 per mile. Zippy Car Rental Company charges $30 per day, plus $0.15 per mile. If John needs a car for 2 days, how many miles would he
asked
Jan 7, 2020
Mathematics
high-school
1
answer
0
votes
167k
views
11. Which keyword should you use when you want to retrieve data from the database?
asked
Jul 22, 2019
Computers and Technology
middle-school
1
answer
0
votes
120k
views
A(n) _______ is a characteristic arising from genes located on chromosomes that are not gender-determining. genotype allele sex-linked trait autosomal trait I'll award medals. :)
asked
Jan 13, 2019
Biology
high-school
1
answer
0
votes
103k
views
Which natural resources were most important to the development of industrialization in the United States? Check all that apply. animals fertile land oil and gas forests minerals
asked
Jan 13, 2019
History
high-school
2
answers
0
votes
127k
views
julie runs 1 and 1/2 miles in 1/3 hour.if julie continues to run at this speed,how many miles will she run per hour
asked
Apr 3, 2018
Mathematics
middle-school
2
answers
1
vote
115k
views
What is the main idea of this excerpt from “When You Are Old” by William Butler Yeats?
asked
Feb 12, 2018
English
high-school
2
answers
1
vote
173k
views
Ow did the views of Native Americans and Europeans differ in terms of property ownership?
asked
Apr 1, 2017
History
high-school
2
answers
1
vote
85.2k
views
Which of the following locations would have the fastest rate of weathering? A. Amazon Jungle B. South Pole C. North Pole D. New York City
asked
Feb 13, 2017
Geography
high-school
2
answers
2
votes
120k
views
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