WebApr 7, 2024 · Mobile phone ownership over time. The vast majority of Americans – 97% – now own a cellphone of some kind. The share of Americans that own a smartphone is now 85%, up from just 35% in Pew Research Center’s first survey of smartphone ownership conducted in 2011. CHART TABLE SHARE. WebFewer than 90 % of adults have a cell phone. In a reputable poll of 1038 adults, 81 % said that they have a cell phone. Thus, we have. Sample size n = 1038. Estimate of sample proportion p ^ = 0.81 or 81% To Test :-H0 : p = 0.90 [ Proportion Adults having a cell phone may not be less than 90% ]
Smartphone ownership in the US by age 2024 Statista
WebSee Answer. Question: Claim Fewer than 90% of adults have a cell phone in a reputable poll of 1191 adults, 81% said that they have a cell phone. Find the value of the test statistic … WebClaim: Fewer than 95 % of adults have a cell phone. In a reputable poll of 1198 adults, 90 % said that they have a cell phone. Find the value of the test statistic. Question: Claim: Fewer than 95 % of adults have a cell phone. In a reputable poll of 1198 adults, 90 % said that they have a cell phone. Find the value of the test statistic. schwans coupon codes may 2020
Mobile Fact Sheet - Pew Research Center: Internet, Science & Tech
WebClaim: Fewer than 95% of adults have a cell phone. In a Marist poll of 1128 adults, 87% said that they have a cell phone. Identify the null and alternative hypotheses. Original … WebMay 17, 2024 · Fully 82% of 65- to 69-year-olds are internet users, and two-thirds say they have broadband internet connections at home. (Internet use and broadband adoption rates for the overall population are 90% and … WebIt is said that fewer than 95 percent of adults have a cell phone. So p is 95 percent which is 0.95. Then we have the square root of p times 1 minus p, and we divide this by n, which is the sample size and from the question we can see that that is equal to 1052 point. practice shapes drawing