Mathematics, 08.09.2020 20:01 danny1234huang
1. Help for Insomniacs. In Exercise 1.23, we learned of a study to determine whether
just one session of cognitive behavioral therapy can help people with insomnia. In the
study, forty people who had been diagnosed with insomnia were randomly divided into
two groups of 20 eacht People in one group received a one-hour cognitive-behavioral
therapy session while those in the other group received no treatment. Three months
later, 14 of those in the therapy group reported sleep improvements while only 3 people
in the other group reported improvements.
(a) Create a two-way table of the data. Include row and column labels, as well as totals
across and down. Reineived
che - hor rentment
total
(it
1
ve
total
(b) How many of the 40 people in the study reported sleep improvements?
Answers: 3
Mathematics, 21.06.2019 16:00, bailey1025
5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1
Answers: 3
Mathematics, 21.06.2019 18:00, sbailey0962
Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?
Answers: 1
1. Help for Insomniacs. In Exercise 1.23, we learned of a study to determine whether
just one sessi...
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