Which situation can be represented by the equation x + 15 = 42? Every bunch of bananas on a shelf has 15 bananas. If there are
42 bunches, how many bananas are on the shelf?
A gardener plants 42 plants in every row. The gardener planted
15 rows. How many plants have been planted?
Jim receives $15 for a barrel of glass bottles he collects for recycling.
If Jim received $42, how many barrels of glass bottles did Jim recycle?
If a grocer adds 15 pieces of fruit to a basket, there are now 42 pieces
in the basket. How many pieces of fruit were already in the basket?

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected

Two researchers are attempting to create a new psychotherapy protocol that more reduces panic attacks. they believe that they have succeeded and are now in the clinical trial period of their protocol's development. they are working with several cohort groups, some of which have been through the new protocol, while others have done the standard protocol currently recommended. if these researchers are interested in evaluating the difference in the percentage of test subjects who successfully decreased their panic attacks in 2 months on the new protocol versus the percentage of test subjects who successfully decreased their panic attacks in 2 months with the traditional protocol, which of the following statistical tests would be most appropriate? a. analysis of variance (anova) b. correlation c. chi-square test d. paired t-test e. independent t-test