Question: 1a) . You work as a statistician for a large national car manufacturer. You have just finished analyzing the data for how long it took

1a) . You work as a statistician for a large national car manufacturer. You have just finished analyzing the data for how long it took 235 assemble line teams to install a transmission. The average number of minutes required to install a transmission was 12 minutes (st dev = 0.4). How many teams took more than 12.6 minutes to install a transmission?

1b) Using the data from question 1a) what proportion of teams took more than 11.7 minutes?

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