Questions by Keira Nighly

Questions by Keira Nighly

(t x 7) + (t x 3) ? (problem needs work shown)

asked Jan 14, 2021

1 answer

5 votes

63.7k views

In a hearing test, subjects estimate the loudness (in decibels) of a sound, and the results are (mean = 70): 68, 67, 70, 71, 68, 75, 68, 62, 80, 73, 68. What is the sample standard deviation?

asked Dec 26, 2020

2 answers

4 votes

140k views

The layout of one’s home can be represented with a cognitive map. True or False

asked Jul 7, 2020

2 answers

3 votes

70.3k views

Select all expressions that are equivalent to 6x+1-(3x-1)

asked Apr 15, 2020

2 answers

2 votes

71.3k views

What was carnegies attitude about the accumulation of wealth and power in the hands of the rich?

asked Jul 13, 2019

1 answer

0 votes

217k views

What is the benefit of cooling down after exercise?

asked Jul 11, 2019

1 answer

3 votes

107k views

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