Joey and Dee Dee bowled five games at the Rock 'n' Bowl Lanes. Their scores are given in the following table. Joey 142 168 218 157 155 193 147 137 Dee Dee 187 171 (a) Find the mean score of each bowler. Joey 168 Dee Dee 167 Who has the highest mean? Dee Dee Joey (b) Find the standard deviation of each bowler's scores. (Round your answers to one decimal place.) Joey Dee Dee (c) Who is the more consistent bowler? Why? O Joey is more consistent because his scores have a lower standard deviation. Dee Dee is more consistent because her scores have a higher mean. O Joey is more consistent because his scores have a higher standard deviation. O Dee Dee is more consistent because her scores have a lower standard deviation. Joey is more consistent because his scores have a higher mean.

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