It is generally believed that nearsightedness affects 12% of…
It is generally believed that nearsightedness affects 12% of children. A school district gives vision tests to 133 incoming kindergarten students. Answer the following questions rounding your answers to 4 decimals. a. Which probability distribution can we use to describe this scenario (Binomial or Poisson)? [dist] b. Find the parameters for mean [mean] and standard deviation [sigma] c. What is the probability exactly 14 students are near sighted? [equal14] d. What is the probability at least 25 students are near sighted? [25ormore] e. Would at least 25 students be considered significantly low, significantly high, or neither [sig]
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