According to a customer’s crypto transaction records, 15% of their transactions are Bitcoin sells. If a random sample of 20 transactions was selected, what is the probability that 8 of these transactions are Bitcoin sells? Select the appropriate Excel function used to find the probability.  General syntax: BINOM.DIST(number_s, trials, probability_s, cumulative)

Match the symbol to its description.

Which of the following is a key difference in how probabilities are calculated for discrete vs. continuous random variables?

In a normal distribution, which of the following z-scores would correspond to a data point that is furthest from the mean?

Assume you create a histogram of the age of houses. Which of the following characteristics of the histogram would indicate that the age of houses is not normally distributed?

Fill in the blanks: The binomial probability distribution is used with data. The normal probability distribution is used with data.

During the first quarter of 2017, an investment group’s average purchase price of Bitcoin was $2,500.175 with a standard deviation of $600. Assume that the purchase prices follow a normal distribution. Approximately 75% of Bitcoin purchases were less than what price? Select the appriopriate Excel function for this problem. 

Assume you create a scatter plot of housing prices and living area. If the correlation coefficient between these two variables is close to 1, what would you expect the shape of the data points in the scatter plot to resemble?

Match the artery to the part of the pancreas it supplies:

What structure is labeled #6 in the ultrasound image? pancreas