38+ & ohm.lumenlearning.com v Question 2 v M11pt O4 Details Score on last try: 1 of 1 pts. See Details for more. > Next question For the dataset movies, calculate the mean and the standard deviation for runtime. Hint Mean = |91 v |l minutes Standard deviation = B Calculator Submit Question 384 & ohm.lumenlearning.com wJUTOuuIT o 11 ~ [ & 072 pts 5 O Details Use the mean and the standard deviation you calculated in Question 2 to answer the following questions. Part A: What movie runtime is one standard deviation above the mean? What movie runtime is one standard deviation below the mean? Round to the nearest tenth. One standard deviation above; One standard deviation below: Part B: What movie runtime is two standard deviations above the mean? What movie runtime is two standard deviations below the mean? Round to the nearest tenth. Two standard deviations above: Two standard deviations below: B Calculator Submit Question 394 & ohm.lumenlearning.com X Question 7 v M 0/3 pts O 4 Details Score on last try: 0 of 3 pts. See Details for more. > Next question You can retry this question below Fill in the blanks. Round all numbers to the nearest tenth. Part A: Approximately 68% of all cereals have between :] and :] mg of sodium. Part B: Approximately 95% of all cereals have between :] and [:] mg of sodium. Part C: Approximately 99.7% of all cereals have between :] and :] mg of sodium. B Calculator Submit Question 394 & ohm.lumenlearning.com STAT _4E_Practice Score: 11/14 8/8 answered Save progress EJ \\,' ~ v v Question 2 v M11pt O4 Details Score on last try: 1 of 1 pts. See Details for more. > Next question For the dataset \"Cereal Sodium Content,\" use the tool to calculate the mean and standard deviation for the variable Cereal Sodium Content. Mean = |167 v\\t mg Standard deviation = B Calculator Submit Question 394 & ohm.lumenlearning.com Score on last try: 2 of 2 pts. See Details for more. > Next question Using the mean and the standard deviation you calculated in Question 2, calculate the standardized value for a cereal with a sodium content level of 210 milligrams (mg) and interpret the meaning of the standardized value. Round your value to the nearest hundredth. Part A: z = o Part B: Interpretation (Fill in the blanks): This cereal''s sodium content level is approximately o* standard deviations (above )Y the mean SV | f|. @ Calculator Submit Question & ohm.lumenlearning.com & 2/2 pts O 3-4 () Details Score on last try: 2 of 2 pts. See Details for more. > Next question Using the mean and the standard deviation you calculated in Question 2, calculate the z- score for a cereal with a sodium content level of 50 mg and interpret the meaning of the z- score. Round your z-score to the nearest hundredth. Part B: Interpretation (Fill in the blanks): This cereal''s sodium content level is approximately o* standard deviations (o ) of the @ @ Calculator Submit Question 394 6:22 394 ohm.lumenlearning.com Question 5 2/2 pts 94 0 Details Score on last try: 2 of 2 pts. See Details for more. > Next question Using the mean and the standard deviation you calculated in Question 2, calculate the standardized value for a cereal with a sodium content level of 167 mg and interpret the meaning of the standardized value. Part A: z = 0 Part B: Interpretation (Fill in the blanks): This cereal's sodium content level is equal to the mean Calculator Submit Question6:22 394 A ohm.lumenlearning.com have progress Done Question 6 2/2 pts 9 3-4 0 Details Score on last try: 2 of 2 pts. See Details for more. > Next question Suppose a new "heart-healthy" cereal is released and the sodium content level is 5 mg. Does this cereal have unusually low sodium? Explain. Part A: 2 = -2.10 (Round to the nearest hundredth) Part B: Explanation (Fill in the blanks): Yes , this cereal (has unusually low sodium because it is more than two standard deviations below the mean. Calculator Submit