Mathematics, 12.11.2020 17:20 studyoverload
A researcher selects a random sample of 200 students to determine whether there is a relationship
between the number of days a student is absent and the student's grade point average. The
correlation coefficient, , of the data is -0.765. On the basis of the correlation coefficient alone, can the
orcher conclude that an increase in the number of days a student is absent causes the student's
grades to drod?
Yes, bet the students in the samples were randomly selected,
Yen kennis very ha 10-1,
to treating a segurtive,
No, tocne other factors may have influenced the student grades to drop?
Answers: 3
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?
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Complete the synthetic division problem below.what is the quotient in polynomial form 2/16 -16
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From the beginning of the day the temperature rose 15 degrees so that by 4 pm it was 87 degrees. what was the temperature at the start of the day
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Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out
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A researcher selects a random sample of 200 students to determine whether there is a relationship
b...
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