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djyliett [7]
3 years ago
9

Lindsey wants to find out, on average, how many hours per week seventh grade students at her school spent studying. She decided

to survey the students sitting in her social studies class to find out. Is her sample likely to be representative of all seventh grade students at her school? Why or why not?
Mathematics
1 answer:
Tresset [83]3 years ago
8 0
The study should is representative :)
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Joshua and his children went into a bakery and he bought $15 worth of donuts and cookies. Each donut costs $1.75 and each cookie
Natalija [7]

Answer:

Joshua bought 12 cookies & ABOUT 7 donuts.

Step-by-step explanation:

7 0
3 years ago
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8. Daren and Josh are pretty good free throw shooters. Daren makes 75% of the
BaLLatris [955]

Answer:

B) Approximately normal, with mean -0.05 and standard deviation 0.083

Step-by-step explanation:

The correct answer is (B). The shape is approximately normal since the expected number of makes and misses for both Daren and Josh are all greater than 10.

5 0
2 years ago
The length of the path of the first swing of the bob of a pendulum is 0.6 in. Each
ycow [4]

Answer:

0.3188646

Step-by-step explanation:

an=a×r^n-1

a6=0.6×0.9^5

=0.354294

1st swing: 0.6

2nd swing: 0.9×0.6=0.54

3rd swing: 0.9×0.54= 0.486

4th 0.9×0.486= 0.4374

5th 0.9×0.4374= 0.39366

6th 0.9×0.39366=0.354294

Brainliest please~

8 0
3 years ago
What is 246 gallons/minute converted to liters/second<br> show work pleaseee
marissa [1.9K]

Answer: The answer to this question is 15.53lt/sec.

Step-by-step explanation: 1 liter is equal to 0.264gallons

1 minutes is equal to 60 seconds.

To convert we have to multiply 246gal/min by 1min/60sec then by 1lt/0.264gal to get the answer in lt/s

Where the answer is 15.53lt/s

6 0
3 years ago
What is the answer? 3(x-5)+2(x-1)
777dan777 [17]
3x-15+2x-2
=5x-17
use the distribution property
5 0
3 years ago
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