Pоpulаtiоn dаtа оn nutrition level of all single serve cereals available at your neighborhood grocery store. Work with Calories level. Use Stat, Summary stat to find the population mean and standard deviation. Of all single serve cereals sold at your neighborhood grocery store, the average (mean) Calorie level is [a] and standard deviation is [b] Round to whole numbers. Suppose you plan to visit that store in the mornings, for the next 30 days, and randomly pick a single serve cereal box to eat for breakfast that day. Let
StаtCrunch Airbnb Price per night fоr 100 hоmes in Dоwntown neighborhood of LA. Choose to work with the Downtown column. Work directly With Dаtа for the confidence interval and testing hypothesis methods below. Sample statistic The sample mean for the Airbnb price per night in Downtown is $[a] Do not round. Copy paste or type as in StatCrunch output. Infer using Confidence Interval Use the given sample to find 95% confidence interval for mean Airbnb price per night in Downtown LA. We can be 95% confident that the mean Airbnb price per night in Downtown is between $[b] and $[c]. Do not round. Copy paste or type as in StatCrunch output. Based on the interval, can we confidently claim that the Airbnb price per night in Downtown, on average, is less than $190? Type A or B or C or D. [d] Yes, The sample mean price is less than $190. No, $190 is more than the lower limit of confidence interval. Yes, $190 is less than the upper limit of confidence interval. No, $190 is less than the upper limit of confidence interval. Infer using hypothesis testing Test hypothesis at 5% level of significance that the Airbnb price per night in Downtown, on average, is less than $190? Null hypothesis