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Calcium is set to grow because it promotes the formation of wood and maintains of was in 1990, the concentration of calcium in procitation in a certain area was 0.11 milligrams por Thermal A random sample of 10 precipitation dela in 2007 results in the following data table Complete parts a) tough (c) below. Click the icon to view the dotatable (a) State the hypotheses for determining at the moon concentration of calcium precipitation as thanged since 1990 Ho 0.11 mot H 0.11mal (6) Construct a 195 confidence interval about the sample mean concentration of calcium precision The lower bound is The upper bound is Round to four decimal places as needed) Data table 1 0.078 007 0.176 0.128 0.07 0.233 0230 0 111 0315 0097 Print Done