Results of a survey revealed that the monthly utility bills…

Results of a survey revealed that the monthly utility bills of a 3-bedroom house in Beckville had a mean of $117 and a standard deviation of $13. The distribution was considered bell-shaped. Based on this information, answer the following. Approximately what percent of the 3-bedroom homes had a monthly utility bill over $130?     [16]% Approximately 95% of the 3-bedroom homes had a monthly utility bill between $[91] and $[143]

The lifespan of yellow canaries is monitored by a national b…

The lifespan of yellow canaries is monitored by a national bird watching organization. According to their data, yellow male canaries who live 6 years are at the 35th percentile. Female canaries who live 6 years are at the 60th percentile. What percentage of male yellow canaries live more than 6 years? [65]% What percentage of female yellow canaries live less than or equal to 6 years? [60]%

Professor Beck wants to compare the test grades for Class A…

Professor Beck wants to compare the test grades for Class A and Class B on a recent test. She made the following boxplot: Answer the following questions. Type the sentences exactly as you see them, but fill in the Blanks with your answers. “Class ____ has the lower median. Class _____ has the lower minimum. Class ______ has the higher maximum. Class ________ has more dispersion because _____________.”