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galina1969 [7]
3 years ago
9

Jerry has taken a random sample of students and determined the number of electives that each student in his sample took last yea

r. There were 19 students in the sample. Here is the data on the number of electives the 19 students took: 6, 6, 8, 7, 7, 7, 8, 9, 10, 8, 7, 6, 9, 6, 8, 7, 9, 7, 10. The mean of this sample data is 7.63.
Mathematics
1 answer:
Yuri [45]3 years ago
7 0
I’m not sure. sorry !






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Insert 2 geometric means between -32 and 4
denis23 [38]

Answer:

16, -8

Step-by-step explanation:

Let the terms of the geometric sequence be a, ar, ar^2, ar^3.

We know that a=-32 and thus, -32r^3=4 \implies r=-1/2.

This means ar=(-32)(-1/2)=16 and ar^2=-32(1/2)^2=-8.

6 0
1 year ago
At a cost of $200, your club bought 175 frisbees to sell at the pep rally. You plan on selling them for $5 each. Which of the fo
Snowcat [4.5K]

Answer:

Step-by-step explanation:

C=$200

B=175 frisbees to sell

P=$5

$200-175=$25

25/5=$5

the profit is $5 because you're selling the fribees because you'll be gaining

$5 every sell.

and and you have 175 frisbees to sell so 5x175

$875 you'll gain when you sell them all!!

hope this helps. :D

5 0
3 years ago
submarine A is currently at a depth of 432 feet below sea level Submarine B is onky at a depth of 3/4 as much as Submarine A. Wh
alexandr402 [8]
Well you could multiply 432 by 0.75, or you can divide it by 4 and then multiply it by 3. Either way your answer is 324.
8 0
3 years ago
Ronnie wants to buya computer table that measures 10 feet by 17 feet.The cost of the table is $16 per square foot.How much will
Black_prince [1.1K]

It will cost her 1,710 dollars because 10 times 17 is 170 and 170 times 16 is $1,710
8 0
3 years ago
How do you find the equation of a line???
nevsk [136]

Answer:

y=mx+b

Step-by-step explanation:

b is wherever the line intersects the y axis.

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8 0
2 years ago
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