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Zarrin [17]
3 years ago
10

Researchers are conducting a survey about what brand of ice cream shoppers prefer. They survey the tenth person who walks into t

he store and then every fifth person after that. This type of sampling is called
Mathematics
2 answers:
Jlenok [28]3 years ago
7 0

Answer:

Researchers are performing a study of what type of ice cream shoppers want. They're looking at the tenth person who goes to the shop, and every fifth person after that. This type of sampling is referred to as a random sampling.

trapecia [35]3 years ago
3 0

Answer:

A. systematic random sampling.

Step-by-step explanation:

You might be interested in
Explain the difference between each pair of concepts.
Fynjy0 [20]

Answer:

a. B. Frequency is the number of times a particular distinct value occurs. Relative frequency is the ratio of the frequency of a value to the total number of observations.

b. A. A relative frequency is the same as a percentage expressed as a decimal.

Step-by-step explanation:

Frequency is the number of repetitions of a particular observation.

Relative Frequency is the ratio of the frequency of particular observation to the sum of frequencies of all the observations.

The percentage is the proportion of the whole.

Thus, In question (a)

Option B is the only correct answer.

and in question (b)

Option A is the only correct answer.

7 0
4 years ago
Gary ate 41/50 of his candy bar. What percent of the candy bar did Gary eat?
Anton [14]
The answer is 0.82 so he eat 82 percent of the candy bar 

3 0
3 years ago
Jim paddles from one shore of a lake three miles wide at 4 mph, and John paddles from the opposite shore at 5 mph. How long will
AleksandrR [38]
D= distance
t= time
s= speed

FORMULA
Distance= speed * time

STEP 1:
Find total distance
Jim's D + John's D= 3 miles

STEP 2:
Distance= (Jim's speed * time) + (John's speed * time)
D= 4t + 5t
3 miles= 9t
divide both sides by 9
3/9= t
reduce by 3
1/3 hour= t

STEP 3:
1 hour= 60 minutes
=1/3 * 60
=(60/3)
= 20 minutes

ANSWER: They will travel 20 minutes before they meet.

Hope this helps! If it does, please mark me brainliest! :)
6 0
3 years ago
How can you solve this ​
natima [27]

Answer:

the answer is 10

Step-by-step explanation:

2x^2-y turns into

2*3^2-8  

   \ /

2*9-8

\ /

18-8

 \ /

 10

hope this helped if it did reply and do forget to rate thank you

5 0
3 years ago
Find the mean of the integers 44,63,-17,28,-30,-24,19,51,-8
scoundrel [369]

Answer:

Mean: 14

Step-by-step explanation:

(44+63-17+28-30-24+19+51-8)/9 = 126/9

= 14

6 0
3 years ago
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