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Lilit [14]
4 years ago
12

Two homeroom classes at Eagletown Junior High charted the amount of time each student spent studying for their science final exa

m.

Mathematics
1 answer:
Minchanka [31]4 years ago
4 0

Answer:

(A)There are twice as many students in Homeroom B that spent 6 hours studying for their final science exam than in Homeroom A

Step-by-step explanation:

From the dot plot presented,

In Homeroom A, number of students who spent 6 hours studying for their science final exam =1

In Homeroom B, number of students who spent 6 hours studying for their science final exam =4

Therefore, the statement that "There are twice as many students in Homeroom B that spent 6 hours studying for their final science exam than in Homeroom A" is not supported from the dot plot.

The correct option is A.

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What is the range of the function pictured below?
zhenek [66]

Answer:

0 ≤y ≤ 60

Step-by-step explanation:

The range is  values the y can take

y goes from 0 to 60

10 ≤y ≤ 60

3 0
3 years ago
Spencer bought gas for his four-wheeler from Gas World on Saturday. On Sunday, he bought the same amount of gas from Fuel Stop f
makkiz [27]

Answer:

Step-by-step explanation:

spencer bought the same amount of gas from gas world and fuel stop. since the gas cost less money at fuel stop, the gas is cheaper at fuel stop at gas world.

spencer has $20 to spend on gas for his car at fuel stop.

since the gas is cheaper at fuel stop, spencer will get MORE gas from fuel stop with his money.

hope this helped

5 0
3 years ago
Dustin has a spinner that is divided into five equal-size sections colored red blue orange white and green. What is the probabil
lozanna [386]

Answer:

A. 0 because pink is not on the wheel

6 0
3 years ago
HELP PLEASE BRAINLIEST TO WHOEVER GETS IT RIGHT.
lisov135 [29]

Answer:

I believe the answer is D; 5/20+(-12/20).

Step-by-step explanation:

1/4-3/5

5/20-12/20

-7/20

5/20+(-12/20)

5/20-12/20

-7/20

Hope this helps! :D

4 0
3 years ago
The heights​ (in inches) and pulse rates​ (in beats per​ minute) for a sample of 1111 women were measured. Using technology with
Snowcat [4.5K]

Answer:

There is evidence to support the claim that there is a linear correlation between the heights and pulse rates of​ women

Step-by-step explanation:

given that the heights​ (in inches) and pulse rates​ (in beats per​ minute) for a sample of 11 women were measured.

correlation coefficient r = 0.7200

H_0 : r=0\\H_a: r \neq 0

(two tailed test at 5% significance level)

r difference = 0.7200

Std error of r = \sqrt{\frac{1-r^2}{n-2} } \\=\sqrt{\frac{0.4816}{9} } \\=0.2313

Test statistic t = r difference/std error = 3.1128

df =9

p value=0.012458

since p <alpha, we reject H0

There is evidence to support the claim that there is a linear correlation between the heights and pulse rates of​ women

3 0
4 years ago
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