Inference Trap in the Data Age Chapter 2023 Test Answer _ Inference Trap in the Data Age Superstar Gracefully Answers
1. 1
1
(Figure) The following figure counts the factors that Chinese consumers value when buying food in 20 19 years, among which the percentage of attention to quality factors is (). B
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A: 0.557
b、0.493
c、0.372
d、0.365
2
(Figure) The efficient customer acquisition and fission ability of social e-commerce has attracted many companies to join. In 20 18, social e-commerce became the darling of capital, and the listing of social e-commerce such as Pinduoduo, Ji Yun and Mushroom Street pushed social e-commerce to the forefront. The scale of the industry has grown rapidly. In 20 18, the scale of social e-commerce industry in China reached 626.85 billion yuan, a year-on-year increase of 255.8%, making it a dark horse in the online shopping market. The following figure counts and forecasts the scale and growth rate of social e-commerce industry in China from 20 15 to 20021year, and the fastest growth rate is (). B
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I. 20 16
b，20 17
c，20 18
d，20 19
three
(Figure) A survey shows that the post-95 generation likes to obtain brand-related information through online channels. The specific statistical results are shown in the following figure. Among them, the post-95 generation is more inclined to obtain relevant information through the () channel. D
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A. Internet advertising
Television programs and advertisements
C. Electronic commerce
D. Weibo WeChat
According to the related reports released in April, 20 19, in which of the following dining scenes, the number of food punch-in videos of post-90s women in Tik Tok town accounts for the largest in L C.
First, fast food restaurants
B, cake shop
C, Chinese restaurant
D. coffee shop
In 520 18 years, the time that accounts for the largest proportion in the distribution of sleep duration of night sleeping parties in China is C.
One or five hours.
B, six hours
c、7H
The fourth and eighth hours
six
(Figure) The following figure counts the annual and per capita medical visits in China in 20 10-20 19. As can be seen from the figure, the annual and per capita medical visits in China are increasing year by year. ()
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seven
(Figure) The following figure counts the scale of China mobile reading market from 20 12 to 20 19. As can be seen from the figure, from 20 12 to 20 19, the scale of China mobile reading market grew steadily, and the growth rate was also increasing year by year. ()x
1.2
1
Japanese scientist Shigeki Watanabe and his team used a pressure sensor to measure () and quantified it with a numerical range of 0-256. A
The way people put pressure on chairs.
B, people's weight
C, human blood pressure
D, people's grip strength
2 the following options belong to precious metal futures is (). ab blood type
A. new york Gold
Tokyo silver
C. Spot gold
D, spot silver
Nobuyoshi Watanabe, a Japanese scientist, and his team's quantitative research on the driver's sitting posture can be applied not only to the car anti-theft system, but also to detect whether the driver is tired. ()
1.3
1
1936, George Gallup creatively applied sampling survey to public opinion survey, and successfully predicted Roosevelt's victory with only () questionnaires. C
5000 pounds
4000 pounds
3000 pounds
D. 2000
2 According to the 20 18 Forbes list of America's 400 richest people, among the top 400 richest celebrities in America, the age group with the largest number is () C.
(60，66)
(66，72)
(72，78)
d 、( 78，85)
3 In the Forbes list of the 400 richest people in the United States, the combination of the following numerical variables and classification variables is () B.
A. Net assets and age
B, age and industry
C. Industry and nationality
D, industry and age
According to the survey of Harvard Crimson, elite children have a very high probability of being admitted to Harvard because of their amazing capital, extraordinary resources and superior knowledge. ()