What if you wanted to say the weight is below 60 pounds what would the alternate hypothesis be?
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What if you wanted to say the weight is below 60 pounds what would the alternate hypothesis be?
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- What if you wanted to say the weight is different than 60 pounds what would the alternate hypothesis be?Read the following problem description then choose the correct null and alternative hypothesis. A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO is less than 1 in every one thousand.Give the conclusion for the following: Test the claim that the proportion of people that own lawn mowers is more than 59%. If you fail to reject the Ho, what is your conclusion?
- Do bathroom scales tend to underestimate a person's true weight? A 150 lb test weight was placed on each of 50 bathroom scales. The readings on 29 of the scales were too light, and the readings on the other 21 were too heavy. Can you conclude that more than half of bathroom scales underestimate weight?The median price of a single family home in a given town is $250,000 in 2018. A real estate broker believes the price value of homes has increased since then. State the null and alternative hypothesis for the scenario using math symbols and words.Scientists conducting a study on global climate change want to determine if there has been an increase in the number of days per year that the temperature in El Paso rises above 100 degrees Fahrenheit. In 1981, there were 21 days where the temperature rose above 100 degrees Fahrenheit. The scientists want to know whether the average number of days per year that the temperature rises above 100 degrees Fahrenheit has increased. Which hypothesis test would be most appropriate for this study? O One mean (sigma known) - one sample z O One mean (sigma unknown) - one sample t O Mean of differences, using dependent samples (paired data) O Difference of two means (independent samples) O Several means (ANOVA) O One proportion O Difference of two proportions O Chi-Squared test for independence
- You perform a test to find the percentage of customers who prefer fragrance free laundry soap. What type of hypothesis test would you use?Suppose that the chances of rain this weekend in Monterey are 14% and the chances of rain this weekend in Buenos Aires are 33%. If we assume that the weather in those two locations is independent, what are the chances that it will rain in both locations? Write your answer as a decimal rounded to 3 decimal places.The average person spends over 5 years of his or her life on social media. State the null and alternative hypothesis for the scenario using math symbols and words.
- Two varieties of corn are grown in 4 different locations. Each location provides a value in pounds for each variety.The table below lists the results. Find the standard error for the difference in the production of the two corn varieties to two decimal places. Variety 1 Variety 2 difference location 1 32.1 34.5 -2.4 location 2 30.6 32.6 -2.0 location 3 33.7 34.6 -0.9 location 4 29.7 31.6 -1.3 mean value 31.53 33.18 -1.65 standard deviation 1.76 1.72 0.68 1.23 0.75 0.34 0.98Can someone please help me. I have no idea why this got rejected earlier. Someone pleasee help me out. Thank you!You have been tracking how much you spend on gas every month for several months and found that on average you spend about $60 per month. If you had to guess, what would you expect the IQR (Interquartile Range) of your gas spending to be? Would $1, $5 or $100 be most logical? Give statistical reasoning to back up your answer.
