udent: Jasmine Day te: 7/3/17 Cosrueler Gorus eaAniqomene 13yoim.an won Instruct

Question

udent: Jasmine Day te: 7/3/17 Cosrueler Gorus eaAniqomene 13yoim.an won Instructor: Cyrus Rahnama Course: MAT-240-T6393-17EW6 One Problem Set The following data represent the percent of owners of an electronic device that plan to purchase a replacement device within the next 12 months based on a survey of 1100 adults in a certain country. Complete parts (a) through (cl. 1 Click the icon to view the bar chart of the data. (a) What percent of game console owners plan to buy a replacement device within the next 12 months? (b) If there are 250 million individuals who own a cell phone, how many expect to replace their phone within the next 12 months? (c)If theresults of the survey were claimed to indicate that 7.9% of adults in this country who own digital cameras plan to replace their camera in the next 12 months, would you say this statement is descriptive or inferential? Why? O A. The statement is inferential, because the survey results are unlikely to be similar to the results O B. The statement is inferential, because the survey reports on a sample of the country's ° C. The statement is descriptive, because the claim is stating what has been determined by the O D. The statement is descriptive, because the survey sampled enough adults in the country to be for the country's population, population. This claim requires an inference to the population survey. certain that its results apply to the population. 1: Planned Electronic Device Replacement Owners to Replace Electronikc DVD Playe TV Game Console Digital Camera Cell Phone PC 49% 10 15 20 25 Percent 5

Explanation / Answer

Solution6:

mean=41.4

median=40.77

There is no mode phonebill

Solution8:

range=1170

std deviation=s=495.6

Solution9:

Range=30

std deviation=10.3

Monthlycell phone bill Mean 41.4 Standard Error 1.942016 Median 40.77 Mode #N/A Standard Deviation 4.756949 Sample Variance 22.62856 Kurtosis 0.908802 Skewness 0.690178 Range 13.92 Minimum 35.34 Maximum 49.26 Sum 248.4 Count 6

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