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Nina [5.8K]
3 years ago
7

A random sample was taken to determine whether students from a certain classroom prefer to shop at Store A, Store B, or Store C.

Which of the following would represent a random sample?
selecting all the students that have a last name that begins with R
selecting all the girls
putting all the names in a hat and selecting six students
putting all the names in alphabetical order and selecting every fourth student
Mathematics
2 answers:
steposvetlana [31]3 years ago
8 0
Putting all the names in a hat and selecting six students because the rest would not have been random because you know who you picked just by looking but if u put names in a hat you don't know who you picked.
g100num [7]3 years ago
5 0
Putting the names in a hat and selecting six students
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Find the distance between each pair of points (round answer to the nearest tenth if necessary)
Elden [556K]

Answer: 5

Step-by-step explanation:

(7,-8)\ \ \ \ (7,-3)\\\\L=\sqrt{(7-7)^2+(-3-(-8)^2)}\\\\L=\sqrt{0^2+(-3+8)^2} \\\\L=\sqrt{0+5^2} \\\\L=\sqrt{5^2} \\\\L=5

4 0
1 year ago
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Evaluate the expression
agasfer [191]

Solution :

\hookrightarrow \:  - { \bigg( \dfrac{1}{9} \bigg) }^{3}

\hookrightarrow \:  -  \dfrac{1}{729}

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at the great hair barber shop nita and joe do a total of 95 haircuts each week. if nita does 16 fewer than twice as many as joe,
Andrew [12]

I believe Joe and Nita both do 87 Haircuts each week.

8 0
3 years ago
A car is `160` inches long. <br><br><br><br> A truck is `7\%` longer than the car.
iragen [17]

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171.2 inches

Step-by-step explanation:

7% is equaled to 0.07 and multiplied by 160 equals 11.2 then I added that to 160 to get 171.2 inches. I hope im correct.

6 0
2 years ago
3+2+4+68+6974+87643+8654
kirza4 [7]
3 + 2 = 5
5 + 4 = 9
9 + 68 = 77
77 + 6974 = 7051
7051 + 87643 = 94694
94694 + 8654 = 103348
7 0
3 years ago
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