Question 4

Consumer Reports provides product evaluations for its subscribers. The following table shows data from Consumer Reports for four smartwatches on the following characteristics.

Overall Scorea score awarded for a variety of performance factors

Pricethe retail price

Recommendeddoes Consumer Reports recommend purchasing the smartwatch based on performance and strengths?

Best Buyif Consumer Reports recommends purchasing the smartwatch, does it also consider it a "best buy" based on a blend of performance and value?

Make	Overall Score	Recommended	Best Buy	Price
Apple Watch Series 5	84	Yes	No	$395
Fitbit Versa 2	78	Yes	Yes	$200
Garmin Venu	77	Yes	No	$350
Fitbit Versa Lite	65	No	No	$100

For each of the four pieces of data, indicate whether the data are quantitative or categorical and whether the data are cross-sectional or time series.

Overall Score is and

quantitative or categorical and whether the data are cross-sectional or time series.

Recommended is and

quantitative or categorical and whether the data are cross-sectional or time series.

Best Buy is and

quantitative or categorical and whether the data are cross-sectional or time series.

Price is and .

quantitative or categorical and whether the data are cross-sectional or time series.

Question 5

Suppose we want to better understand the relationship between house price and square footage of the house, and we have collected house price and square footage for 75 houses in a particular neighborhood of Cincinnati, Ohio, from the Zillow website on January 3, 2021.

(a) Are these data quantitative or categorical?

data quantitative or categorical?

(b) Are these data cross-sectional or time series?

cross-sectional or time series?

(c) Which of the following types of charts would provide the best display of these data? Explain your answer.

1.bar chart

2.column chart

3.scatter chart

Bar charts and column charts are better for data.

data quantitative or categorical?

Here we have for each of 75 houses.

pairs of categorical data or pairs of numerical data

Therefore, a would be appropriate.

bar chart or column chart or scatter chart

Question 6

The following chart displays the total number of Netflix subscribers from 2010 to 2019.

Netflix Subscribers (millions) A chart has a horizontal axis labeled "Year" with values from 2010 to 2019. The chart has 10 vertical bars of varying heights. Each bar is associated with a value on the horizontal axis and a labeled height as follows.

2010: 20.0

2011: 26.3

2012: 33.3

2013: 44.4

2014: 57.4

2015: 74.8

2016: 89.1

2017: 110.6

2018: 139.3

2019: 167.1

(a) Are these data quantitative or categorical?

data quantitative or categorical?

(b) Are these data cross-sectional or time series?

data cross-sectional or time series?

(c) What type of chart is this?

bar chart or spaghetti chart or shot chart or scatter chart or columm chart