Mathematics, 18.10.2020 15:01 aschool2000
The following data values represent a sample. What is the variance of the
sample? = 7. Use the information in the table to help you.
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75 11
1
11
(x; - 7)2 0 4 16 36 16
A. 18
B. 4.2
C. 14.4
D. 3.8
Answers: 2
Mathematics, 21.06.2019 16:00
Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?
Answers: 1
Mathematics, 21.06.2019 20:30
Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered
Answers: 1
Mathematics, 21.06.2019 23:00
Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.
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The following data values represent a sample. What is the variance of the
sample? = 7. Use the info...
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