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2 years ago

6

Determine the sample size required to estimate the mean score on a standardized test within 4 points of the true mean with 98% c

onfidence. Assume that s = 15 based on earlier studies.

1 answer:

Darina [25.2K]2 years ago

3 0

Answer:

67

Step-by-step explanation:

You have to use fractions to show your work and I'm not going to do that but just know that it is the answer.

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Tamara attends a cycling class that starts at 6:00. The class lasts 45 minutes. What time does class end?

KonstantinChe [14]

Answer: C. 45 minutes before 7:00

Hope this helps! :)

Brainliest please.

3 0

2 years ago

Pls answer this simple question for brainly

eimsori [14]

Answer

The equation is already in slope intercept form so just graph it as you normally would.

Step-by-step explanation:

graph the -3x as a line the looks like this \ that goes through the +60. It should look like this

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2 years ago

-3q is greater than or equal to 91.5 solve the inequality

9966 [12]

Answer:

q is less than or equal to 30.5

Step-by-step explanation:

Divide both sides by -3, but change the sign (bc you're dividing by a negative)

7 0

3 years ago

How many times is 0.7m in 28m

astra-53 [7]

Solve:-

28 ÷ 0.7 = 40
28m ÷ 0.7m = 40

0.7 goes 40 times in 28m.

4 0

3 years ago

Read 2 more answers

(01.02 LC)Simplify negative 3 and 1 over 9 − negative 8 and 1 over 3.

blsea [12.9K]

As we are given with

$-3\frac{1}{9}-(-8\frac{1}{3})\\\\$

we are supposed to simplify this expression. which can be done as below

$\\=-3\frac{1}{9}+8\frac{1}{3}\\\\=\frac{-28}{9}+\frac{25}{3}\\\\=\frac{-28+75}{9}\\\\=-\frac{47}{9}\\$

$=5\frac{2}{9}$

6 0

3 years ago