A survey of households included a question about the number of operating automobiles N currently owned by people living at the residence and the interest rate i on the lowest-rate loan for the cars. The results for 100 households are shown. 11eb5c00_dd11_0e66_bd4c_a1a2dbc64101_SM2394_00 11eb5c00_dd11_0e67_bd4c_c37d0d3e7444_SM2394_00 a) State whether each variable is discrete or continuous. b) Plot the probability distributions and cumulative distributions for N and i. c) From the data collected, what is the probability that a household has 1 or 2 cars Three or more cars d) Use the data for i to estimate the chances that the interest rate is between 7% and 11% per year.

Engineering Economy 7th Edition by Leland Blank ,Anthony Tarquin

النسخة 7الرقم المعياري الدولي: 978-0073376301

Engineering Economy 7th Edition by Leland Blank ,Anthony Tarquin

النسخة 7الرقم المعياري الدولي: 978-0073376301

تمرين 5

A survey of households included a question about the number of operating automobiles N currently owned by people living at the residence and the interest rate i on the lowest-rate loan for the cars. The results for 100 households are shown.

a) State whether each variable is discrete or continuous.
b) Plot the probability distributions and cumulative distributions for N and i.
c) From the data collected, what is the probability that a household has 1 or 2 cars Three or more cars
d) Use the data for i to estimate the chances that the interest rate is between 7% and 11% per year.

التوضيح

موثّق

Discrete variables are those variables w...